Chronica botanica:    An international collection of studies in the method and history of biology and agriculture   
/ Chronica botanica Company  
 - USA:   Chronica botanica Company,   1950  
<br/><br/> Vol. 13 (Chronica botanica: xviii, 364p.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture 
<br/><br/><label>Subjects--Index Terms: </label>Diversity  Plant  
<br/><br/><label>Universal Decimal Class. No.: </label>633.631.53   / J0